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IAD to SMX: distance & flight time
Washington (Washington Dulles International Airport) → Santa Maria (Santa Maria Pub/Capt G Allan Hancock Field)
2,370 mi
3,814 km · 2,059 nm
5h 7m
estimated nonstop flight time
-3h
time difference · heading west
See live IAD→SMX fares Phone-only fares on this route — call free
Flight time details
2,370 miles nonstop takes roughly 5h 7m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- SMX — Santa Maria Pub/Capt G Allan Hancock Field · Santa Maria, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IAD
Near SMX
- VBG · Vandenberg Air Force Base13 mi away
- LPC · Lompoc Airport16 mi away
- SBP · San Luis County Regional Airport26 mi away
- SQA · Santa Ynez Airport30 mi away
Frequently asked questions
How far is IAD from SMX?
The flight distance from Washington (IAD) to Santa Maria (SMX) is 2,370 miles (3,814 km, 2,059 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to SMX?
A nonstop flight takes about 5h 7m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from IAD to SMX?
Nonstop service on IAD–SMX depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 5h 7m nonstop estimate.
What is the time difference between Washington and Santa Maria?
Santa Maria is 3 hours behind Washington.
What is the cheapest way to fly from IAD to SMX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–SMX that never appear on search engines, with no booking fees.
Why are some IAD to SMX fares phone-only?
Consolidator contracts let us sell certain IAD–SMX tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.